package com.sky.handler;

import com.sky.constant.MessageConstant;
import com.sky.exception.BaseException;
import com.sky.result.Result;
import lombok.extern.slf4j.Slf4j;
import org.aspectj.weaver.tools.ISupportsMessageContext;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.sql.SQLIntegrityConstraintViolationException;

/**
 * 全局异常处理器，处理项目中抛出的业务异常
 */
@RestControllerAdvice
@Slf4j
public class GlobalExceptionHandler {

    /**
     * 捕获业务异常
     * @param ex
     * @return
     */
    @ExceptionHandler
    public Result<Object> exceptionHandler(BaseException ex){
        log.error("异常信息：{}", ex.getMessage());
        return Result.error(ex.getMessage());
    }


    /**
     * 处理添加账号同名
     * @return
     */
    @ExceptionHandler
    public Result<Object> exceptionHandler(SQLIntegrityConstraintViolationException ex) {
        // java.sql.SQLIntegrityConstraintViolationException:
        // Duplicate entry '拱悦' for key 'employee.idx_username'
        String message = ex.getMessage();

        if(message.contains("Duplicate entry")) {
            String name = message.split(" ")[2];
            log.error("添加账号时，账号 {} 已存在", name);
            return Result.error("账号" + name + MessageConstant.ACCOUNT_EXIST);
        } else {
            log.error(message);
            return Result.error(MessageConstant.UNKNOWN_ERROR);
        }
    }


}
